I like this article And that i thoroughly agree with the summary. I've fixed a handful of PSU's but, Generally I scavenge them anymore since I am unable to put them in a new process (nor would i would like to) IMO they aren't seriously well worth anything at all https://powersuppliesrefurbishmen78887.blogpayz.com/30593935/new-step-by-step-map-for-power-supplies-refurbishment